XIANQI Water Quality Chlorine Tester is made of sturdy plastic which is durable and can be used for a long time(No Battery Included) Digital PH Meter is light in weight and small in size,which is easy to carry Chlorine detector is designed to detect the pH value and chlorine in the water,which is suitable for swimming pools and other water sources CL2 Chlorine Tester is a practical and must-have tool for pH testing at home or in laboratory PH Tester with digital display can show the pH value and chlorine content clearly,which is convenient and accurate Colour: white Product includes: 1pc Size: Main unit: 190mm x 20mm Handle probe: 150mm long Probe (only): 48mm long Cable (only): 300mm long Notes: Please allow 1-3cm error, due to manual measurement, please make sure you don't mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual colour of the item. Thank you for your support!